Which to use
“fármaco” and “fármacos” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #20,693
- “fármaco” frequency rank
- #13,918
- “fármacos” frequency rank
- 34611
- confusion score
Side-by-Side Comparison
| Feature | fármaco | fármacos |
|---|---|---|
| Definition | Sustancia con una actividad sobre los seres vivos que puede hacerla adecuada para ser utilizada como principio activo de un medicamento. | Forma del plural de fármaco. |
Where the eye mixes fármaco and fármacos
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. fármaco runs 7 letters (CVCCVCV) against fármacos's 8 (CVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses fármaco with fármacos
A purely visual mix-up. fármaco ([ˈfaɾmako]) and fármacos ([ˈfaɾmakos]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “fármaco” sits inside “fármacos”. Our composite confusion score for this pair is 34611, derived from the frequency rank of both members and their visual similarity.
fármaco is recorded at frequency rank #20,693, classified as anoun, pronounced [ˈfaɾmako]. fármacos is at rank #13,918, tagged as anoun, pronounced [ˈfaɾmakos].
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 34611, this pair ranks #190,504 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fármaco vs fármacos
Shared letters: acfmorá. Private to "fármaco": -. Private to "fármacos": s.
"fármaco" · 7 letters · shape CVCCVCV · "fármacos" · 8 letters · shape CVCCVCVC
Frequently Asked Questions
Do "fármaco" and "fármacos" mean the same thing in a sentence?
Which is more common, "fármaco" or "fármacos"?
After this comparison
Eye-level mix-up between "fármaco" and "fármacos" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "fármaco" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fármacos" - compare definitions side by side with the headword page. Word entry
- This pair ranks #190,504 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "fármaco" and "fármacos" also get mixed up with nearby pairs, the highest-scored neighbour is "fármacos vs firmamos". Nearby pair
Confusion rank #190,504 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.